US5208207A - Electrocatalyst - Google Patents
Electrocatalyst Download PDFInfo
- Publication number
- US5208207A US5208207A US07/841,795 US84179592A US5208207A US 5208207 A US5208207 A US 5208207A US 84179592 A US84179592 A US 84179592A US 5208207 A US5208207 A US 5208207A
- Authority
- US
- United States
- Prior art keywords
- platinum
- electrocatalyst
- sup
- catalyst
- sub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/46—Ruthenium, rhodium, osmium or iridium
- B01J23/462—Ruthenium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
- H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
- H01M4/926—Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8684—Negative electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0002—Aqueous electrolytes
- H01M2300/0005—Acid electrolytes
- H01M2300/0008—Phosphoric acid-based
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Inert Electrodes (AREA)
Abstract
Description
TABLE 1 ______________________________________ Anode Characteristics of Electrocatalyst for Fuel Cell (Unit: mV) Temperature 160° C. 180° C. 200° C. Current Density A B A B A B ______________________________________ 0.1 A/cm.sup.2 5 3 4 2 2 1 0.2 A/cm.sup.2 10 6 6 3 5 2 0.3 A/cm.sup.2 15 9 10 5 7 3 0.5 A/cm.sup.2 31 15 20 10 14 7 1.0 A/cm.sup.2 60 28 40 20 27 13 ______________________________________ A: 2% CO/28% CO.sub.2 /70% H.sub.2 ; B: 30% CO.sub.2 /70% H.sub.2
TABLE 2 ______________________________________ Anode Characteristics of Electrocatalyst for Fuel Cell (Unit: mV) Temperature 160° C. 180° C. 200° C. Current Density A B A B A B ______________________________________ 0.1 A/cm.sup.2 6 3 4 2 2 1 0.2 A/cm.sup.2 12 6 6 4 6 3 0.3 A/cm.sup.2 16 9 11 6 9 4 0.5 A/cm.sup.2 29 13 22 11 15 8 1.0 A/cm.sup.2 59 25 42 19 30 14 ______________________________________ A: 2% CO/28% CO.sub.2 /70% H.sub.2 ; B: 30% CO.sub.2 /70% H.sub.2
TABLE 3 ______________________________________ Anode Characteristics of Electrocatalyst for Fuel Cell (Unit: mV) Temperature 160° C. 180° C. 200° C. Current Density A B A B A B ______________________________________ 0.1 A/cm.sup.2 10 6 7 4 5 3 0.2 A/cm.sup.2 20 12 14 9 10 6 0.3 A/cm.sup.2 31 18 23 14 16 10 0.5 A/cm.sup.2 63 29 49 22 31 16 1.0 A/cm.sup.2 130 62 96 55 72 40 ______________________________________ A: 2% CO/28% CO.sub.2 /70% H.sub.2 ; B: 30% CO.sub.2 /70% H.sub.2
TABLE 4 ______________________________________ Anode Characteristics of Electrocatalyst for Fuel Cell (Unit: mV) Temperature 160° C. 180° C. 200° C. Current Density A B A B A B ______________________________________ 0.1 A/cm.sup.2 6 4 5 3 4 2 0.2 A/cm.sup.2 18 7 10 6 8 5 0.3 A/cm.sup.2 28 13 20 10 14 9 0.5 A/cm.sup.2 46 21 36 16 23 12 1.0 A/cm.sup.2 90 40 70 33 49 25 ______________________________________ A: 2% CO/28% CO.sub.2 /70% H.sub.2 ; B: 30% CO.sub.2 /70% H.sub.2
TABLE 5 ______________________________________ Anode Characteristics of Electrocatalyst for Fuel Cell (Unit: mV) Temperature 160° C. 180° C. 200° C. Current Density A B A B A B ______________________________________ 0.1 A/cm.sup.2 6 4 6 2 3 2 0.2 A/cm.sup.2 15 7 10 6 7 4 0.3 A/cm.sup.2 22 12 16 9 12 8 0.5 A/cm.sup.2 41 20 32 16 20 10 1.0 A/cm.sup.2 87 39 68 34 45 22 ______________________________________ A: 2% CO/28% CO.sub.2 /70% H.sub.2 ; B: 30% CO.sub.2 /70% H.sub.2
Claims (1)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2262921A JPH04141233A (en) | 1990-09-29 | 1990-09-29 | Electrode catalyst |
EP92830085A EP0557673A1 (en) | 1990-09-29 | 1992-02-26 | Electrocatalyst |
US07/841,795 US5208207A (en) | 1990-09-29 | 1992-02-26 | Electrocatalyst |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2262921A JPH04141233A (en) | 1990-09-29 | 1990-09-29 | Electrode catalyst |
US07/841,795 US5208207A (en) | 1990-09-29 | 1992-02-26 | Electrocatalyst |
Publications (1)
Publication Number | Publication Date |
---|---|
US5208207A true US5208207A (en) | 1993-05-04 |
Family
ID=40316920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/841,795 Expired - Fee Related US5208207A (en) | 1990-09-29 | 1992-02-26 | Electrocatalyst |
Country Status (3)
Country | Link |
---|---|
US (1) | US5208207A (en) |
EP (1) | EP0557673A1 (en) |
JP (1) | JPH04141233A (en) |
Cited By (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5696293A (en) * | 1993-03-01 | 1997-12-09 | Nippon Paint Co., Ltd. | Catalyst composition for producing polyether polyamine and production method of polyether polyamine by use of the catalysts composition |
US5856036A (en) * | 1997-03-11 | 1999-01-05 | Illinois Institute Of Technology | Single phase ternary Pt-Ru-Os catalysts for direct oxidation fuel cells |
US6183894B1 (en) | 1999-11-08 | 2001-02-06 | Brookhaven Science Associates | Electrocatalyst for alcohol oxidation in fuel cells |
US6284402B1 (en) | 1998-06-05 | 2001-09-04 | The Penn State Research Foundation | Electrocatalyst compositions |
US6309769B1 (en) | 2000-06-30 | 2001-10-30 | Plug Power Inc. | Carbon monoxide filter layer |
US6339038B1 (en) * | 1998-06-16 | 2002-01-15 | Tanaka Kikinzoku Kogyo K. K. | Catalyst for a fuel cell containing polymer solid electrolyte and method for producing catalyst thereof |
US6420064B1 (en) | 1999-10-08 | 2002-07-16 | Global Thermoelectric Inc. | Composite electrodes for solid state devices |
US20020098406A1 (en) * | 2001-01-12 | 2002-07-25 | Peng Huang | Redox solid oxide fuel cell |
US20020127454A1 (en) * | 2000-06-02 | 2002-09-12 | Subhash Narang | Polymer composition |
US6498121B1 (en) | 1999-02-26 | 2002-12-24 | Symyx Technologies, Inc. | Platinum-ruthenium-palladium alloys for use as a fuel cell catalyst |
US20020197522A1 (en) * | 2001-06-01 | 2002-12-26 | Craig Lawrence | Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device |
US6531238B1 (en) | 2000-09-26 | 2003-03-11 | Reliant Energy Power Systems, Inc. | Mass transport for ternary reaction optimization in a proton exchange membrane fuel cell assembly and stack assembly |
US20030198852A1 (en) * | 2002-04-04 | 2003-10-23 | The Board Of Trustees Of The University Of Illinoi | Fuel cells and fuel cell catalysts |
US6663998B2 (en) | 2001-04-05 | 2003-12-16 | The Technical University Of Denmark (Dtu) | Anode catalyst materials for use in fuel cells |
US20040013927A1 (en) * | 2001-06-01 | 2004-01-22 | Craig Lawrence | Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device |
US20040115518A1 (en) * | 2002-04-04 | 2004-06-17 | Masel Richard I. | Organic fuel cells and fuel cell conducting sheets |
US20040146769A1 (en) * | 2002-12-02 | 2004-07-29 | Michael Birschbach | Fuel cell cartridge for portable electronic device |
US20050053818A1 (en) * | 2002-03-28 | 2005-03-10 | Marc St-Arnaud | Ion exchange composite material based on proton conductive functionalized inorganic support compounds in a polymer matrix |
US20050136309A1 (en) * | 2002-04-04 | 2005-06-23 | The Board Of Trustees Of The University Of Illinois | Palladium-based electrocatalysts and fuel cells employing such electrocatalysts |
US20060135359A1 (en) * | 2004-12-22 | 2006-06-22 | Radoslav Adzic | Platinum- and platinum alloy-coated palladium and palladium alloy particles and uses thereof |
US20060258527A1 (en) * | 2005-03-09 | 2006-11-16 | Samsung Sdi Co., Ltd. | Carbon monoxide tolerant electrochemical catalyst for proton exchange membrane fuel cell and method of preparing the same |
US20060264319A1 (en) * | 2005-03-09 | 2006-11-23 | Samsung Sdi Co., Ltd. | Method of preparing electrochemical catalyst for proton exchange membrane fuel cell |
US20070031722A1 (en) * | 2004-12-22 | 2007-02-08 | Radoslav Adzic | Electrocatalysts having platinum monolayers on palladium, palladium alloy, and gold alloy nanoparticle cores, and uses thereof |
US20090005237A1 (en) * | 2007-06-26 | 2009-01-01 | Hyundai Motor Company | Method for preparing the mixed electrode catalyst materials for a PEM fuel cell |
US20090117437A1 (en) * | 2007-11-02 | 2009-05-07 | Tsinghua University | Membrane electrode assembly and method for making the same |
US20100086831A1 (en) * | 2006-07-27 | 2010-04-08 | Johnson Matthey Public Limited Company | Catalyst |
US7740974B2 (en) | 2002-04-04 | 2010-06-22 | The Board Of Trustees Of The University Of Illinois | Formic acid fuel cells and catalysts |
US8080495B2 (en) * | 2010-04-01 | 2011-12-20 | Cabot Corporation | Diesel oxidation catalysts |
US20120058888A1 (en) * | 2004-10-29 | 2012-03-08 | Umicore Ag & Co. Kg | Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith |
CN101670286B (en) * | 2008-09-12 | 2012-03-21 | 北京大学 | Supported transition metal or transition metal alloy nanocluster catalyst and preparation method and application thereof |
US20130292260A1 (en) * | 2012-05-03 | 2013-11-07 | Los Alamos National Security, Llc | Catalytic Oxidation of Dimethyl Ether |
US20140044627A1 (en) * | 2009-08-05 | 2014-02-13 | Basf Corporation | Preparation of Diesel Oxidation Catalyst Via Deposition of Colloidal Nanoparticles |
US9005331B2 (en) | 2004-12-22 | 2015-04-14 | Brookhaven Science Associates, Llc | Platinum-coated non-noble metal-noble metal core-shell electrocatalysts |
US11192091B2 (en) * | 2019-03-22 | 2021-12-07 | The Hong Kong University Of Science And Technology | Palladium-ruthenium alloys for electrolyzers |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9507012D0 (en) * | 1995-04-05 | 1995-05-31 | Johnson Matthey Plc | Improved electrode |
JPH09153366A (en) * | 1995-11-29 | 1997-06-10 | Aisin Seiki Co Ltd | Manufacture of composite catalyst compact |
DE19756880A1 (en) * | 1997-12-19 | 1999-07-01 | Degussa | Anode catalyst for fuel cells with polymer electrolyte membranes |
DE69900256T2 (en) | 1998-04-23 | 2002-06-27 | N E Chemcat Corp | Supported Pt-Ru electrocatalyst, as well as the electrode containing it, MEA and solid electrolyte fuel cell |
EP1283274B1 (en) * | 2001-08-04 | 2007-10-31 | Umicore AG & Co. KG | low chlorine platinum and platinum alloy powders with increased specific surface area and process for the preparation thereof using a nitrate salt melt |
EP1584713B1 (en) * | 2003-01-15 | 2010-06-09 | Bridgestone Corporation | Method for producing carbon fiber, catalyst structure and membrane electrode junction body for solid polymer fuel cell |
JP4679815B2 (en) * | 2003-10-30 | 2011-05-11 | 独立行政法人科学技術振興機構 | Direct fuel cell |
JP5158334B2 (en) | 2007-10-05 | 2013-03-06 | 信越化学工業株式会社 | Method for producing electrode catalyst for fuel cell |
JP5126512B2 (en) * | 2008-04-07 | 2013-01-23 | 信越化学工業株式会社 | Method for producing electrode catalyst for fuel cell |
CN102299346B (en) * | 2010-06-25 | 2014-06-25 | 中国科学院大连化学物理研究所 | Application of electro-catalyst in anode of proton exchange membrane fuel cell |
JP6778472B2 (en) * | 2015-02-12 | 2020-11-04 | 国立大学法人東京工業大学 | Platinum alloy powder and its manufacturing method |
CN106058273B (en) * | 2016-05-26 | 2018-08-31 | 昆明理工大学 | The method for preparing load type palladium nanocatalyst using nickel oxide moditied processing carbon nanotube |
CN108270020A (en) * | 2017-12-29 | 2018-07-10 | 北京航空航天大学 | A kind of preparation method and application of the monatomic catalyst of Pt |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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GB491143A (en) * | 1937-01-26 | 1938-08-26 | Ig Farbenindustrie Ag | Catalysts |
US3305402A (en) * | 1963-09-30 | 1967-02-21 | Johnson Matthey Co Ltd | Platinum and ruthenium oxide containing catalysts |
US3352938A (en) * | 1964-08-31 | 1967-11-14 | Ethyl Corp | Olefin double-bond isomerization using a mixture of platinum group metals as a catalyst |
US3701687A (en) * | 1968-08-29 | 1972-10-31 | Gen Electric | Electrode containing a catalytic coating of platinum,palladium,and a third metal and fuel cell utilizing same |
US5096866A (en) * | 1988-08-26 | 1992-03-17 | N.E. Chemcat Corporation | Supported platinum alloy electrocatalyst |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3223556A (en) * | 1961-04-13 | 1965-12-14 | Engelhard Ind Inc | Fuel cell |
GB1047933A (en) * | 1962-09-12 | 1966-11-09 | Exxon Research Engineering Co | Catalysts |
JPS4116745B1 (en) * | 1963-07-17 | 1966-09-22 | ||
DE1941931C3 (en) * | 1968-08-26 | 1974-02-28 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) | Electrode with catalyst and process for their manufacture |
NL7502841A (en) * | 1975-03-11 | 1976-09-14 | Stamicarbon | METHOD OF MANUFACTURING A METAL ELECTRODE. |
DE2658852A1 (en) * | 1976-12-24 | 1978-06-29 | Vielstich Wolf | Electrode contg. ruthenium as the active material - for the anodic oxidn. of ethylene glycol in fuel cells |
-
1990
- 1990-09-29 JP JP2262921A patent/JPH04141233A/en active Pending
-
1992
- 1992-02-26 US US07/841,795 patent/US5208207A/en not_active Expired - Fee Related
- 1992-02-26 EP EP92830085A patent/EP0557673A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB491143A (en) * | 1937-01-26 | 1938-08-26 | Ig Farbenindustrie Ag | Catalysts |
US3305402A (en) * | 1963-09-30 | 1967-02-21 | Johnson Matthey Co Ltd | Platinum and ruthenium oxide containing catalysts |
US3352938A (en) * | 1964-08-31 | 1967-11-14 | Ethyl Corp | Olefin double-bond isomerization using a mixture of platinum group metals as a catalyst |
US3701687A (en) * | 1968-08-29 | 1972-10-31 | Gen Electric | Electrode containing a catalytic coating of platinum,palladium,and a third metal and fuel cell utilizing same |
US5096866A (en) * | 1988-08-26 | 1992-03-17 | N.E. Chemcat Corporation | Supported platinum alloy electrocatalyst |
Cited By (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5696293A (en) * | 1993-03-01 | 1997-12-09 | Nippon Paint Co., Ltd. | Catalyst composition for producing polyether polyamine and production method of polyether polyamine by use of the catalysts composition |
US5856036A (en) * | 1997-03-11 | 1999-01-05 | Illinois Institute Of Technology | Single phase ternary Pt-Ru-Os catalysts for direct oxidation fuel cells |
US6284402B1 (en) | 1998-06-05 | 2001-09-04 | The Penn State Research Foundation | Electrocatalyst compositions |
US6339038B1 (en) * | 1998-06-16 | 2002-01-15 | Tanaka Kikinzoku Kogyo K. K. | Catalyst for a fuel cell containing polymer solid electrolyte and method for producing catalyst thereof |
US6498121B1 (en) | 1999-02-26 | 2002-12-24 | Symyx Technologies, Inc. | Platinum-ruthenium-palladium alloys for use as a fuel cell catalyst |
US6921605B2 (en) | 1999-02-26 | 2005-07-26 | Symyx Technologies, Inc. | Platinum-ruthenium-nickel fuel cell electrocatalyst |
US20050260094A1 (en) * | 1999-02-26 | 2005-11-24 | Symyx Technologies, Inc. | Platinum-ruthenium-palladium fuel cell electrocatalyst |
US6723678B2 (en) | 1999-02-26 | 2004-04-20 | Symyx Technologies, Inc. | Platinum-ruthenium-nickel alloy for use as a fuel cell catalyst |
US20040166396A1 (en) * | 1999-02-26 | 2004-08-26 | Symyx Technologies, Inc. | Platinum-ruthenium-nickel fuel cell electrocatalyst |
US6517965B1 (en) | 1999-02-26 | 2003-02-11 | Symyx Technologies, Inc. | Platinum-ruthenium-nickel alloy for use as a fuel cell catalyst |
US6682837B2 (en) | 1999-02-26 | 2004-01-27 | Symyx Technologies, Inc. | Method for producing electricity using a platinum-ruthenium-palladium catalyst in a fuel cell |
US6995114B2 (en) | 1999-02-26 | 2006-02-07 | Symyx Technologies, Inc. | Platinum-ruthenium-palladium fuel cell electrocatalyst |
US6420064B1 (en) | 1999-10-08 | 2002-07-16 | Global Thermoelectric Inc. | Composite electrodes for solid state devices |
US6183894B1 (en) | 1999-11-08 | 2001-02-06 | Brookhaven Science Associates | Electrocatalyst for alcohol oxidation in fuel cells |
US7052805B2 (en) | 2000-06-02 | 2006-05-30 | Sri International | Polymer electrolyte having acidic, basic and elastomeric subunits |
US20020127454A1 (en) * | 2000-06-02 | 2002-09-12 | Subhash Narang | Polymer composition |
US6309769B1 (en) | 2000-06-30 | 2001-10-30 | Plug Power Inc. | Carbon monoxide filter layer |
US6582842B1 (en) | 2000-09-26 | 2003-06-24 | Reliant Energy Power Systems, Inc. | Enhancement of proton exchange membrane fuel cell system by use of radial placement and integrated structural support system |
US6531238B1 (en) | 2000-09-26 | 2003-03-11 | Reliant Energy Power Systems, Inc. | Mass transport for ternary reaction optimization in a proton exchange membrane fuel cell assembly and stack assembly |
US20020098406A1 (en) * | 2001-01-12 | 2002-07-25 | Peng Huang | Redox solid oxide fuel cell |
US6663998B2 (en) | 2001-04-05 | 2003-12-16 | The Technical University Of Denmark (Dtu) | Anode catalyst materials for use in fuel cells |
US7005206B2 (en) | 2001-06-01 | 2006-02-28 | Polyfuel, Inc. | Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device |
US20040013927A1 (en) * | 2001-06-01 | 2004-01-22 | Craig Lawrence | Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device |
US7316855B2 (en) | 2001-06-01 | 2008-01-08 | Polyfuel, Inc. | Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device |
US20020197522A1 (en) * | 2001-06-01 | 2002-12-26 | Craig Lawrence | Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device |
US20050053818A1 (en) * | 2002-03-28 | 2005-03-10 | Marc St-Arnaud | Ion exchange composite material based on proton conductive functionalized inorganic support compounds in a polymer matrix |
US20060188767A1 (en) * | 2002-04-04 | 2006-08-24 | The Board Of Trustees Of The University Of Illinois | Fuel cells and fuel cell catalysts |
US20030198852A1 (en) * | 2002-04-04 | 2003-10-23 | The Board Of Trustees Of The University Of Illinoi | Fuel cells and fuel cell catalysts |
US20040115518A1 (en) * | 2002-04-04 | 2004-06-17 | Masel Richard I. | Organic fuel cells and fuel cell conducting sheets |
US7569297B2 (en) | 2002-04-04 | 2009-08-04 | The Board Of Trustees Of The University Of Illinois | Fuel cell membranes and crossover prevention |
US7132188B2 (en) | 2002-04-04 | 2006-11-07 | The Board Of Trustees Of The University Of Illinois | Fuel cells and fuel cell catalysts |
US7785728B2 (en) | 2002-04-04 | 2010-08-31 | The Board Of Trustees Of The University Of Illinois | Palladium-based electrocatalysts and fuel cells employing such electrocatalysts |
US7740974B2 (en) | 2002-04-04 | 2010-06-22 | The Board Of Trustees Of The University Of Illinois | Formic acid fuel cells and catalysts |
US7282282B2 (en) | 2002-04-04 | 2007-10-16 | The Board Of Trustees Of The University Of Illinois | Organic fuel cells and fuel cell conducting sheets |
US20050136309A1 (en) * | 2002-04-04 | 2005-06-23 | The Board Of Trustees Of The University Of Illinois | Palladium-based electrocatalysts and fuel cells employing such electrocatalysts |
US20040146769A1 (en) * | 2002-12-02 | 2004-07-29 | Michael Birschbach | Fuel cell cartridge for portable electronic device |
US8273504B2 (en) * | 2004-10-29 | 2012-09-25 | Umicore Ag & Co. Kg | Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith |
US20120058888A1 (en) * | 2004-10-29 | 2012-03-08 | Umicore Ag & Co. Kg | Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith |
US7691780B2 (en) | 2004-12-22 | 2010-04-06 | Brookhaven Science Associates, Llc | Platinum- and platinum alloy-coated palladium and palladium alloy particles and uses thereof |
US7855021B2 (en) | 2004-12-22 | 2010-12-21 | Brookhaven Science Associates, Llc | Electrocatalysts having platium monolayers on palladium, palladium alloy, and gold alloy core-shell nanoparticles, and uses thereof |
US20060135359A1 (en) * | 2004-12-22 | 2006-06-22 | Radoslav Adzic | Platinum- and platinum alloy-coated palladium and palladium alloy particles and uses thereof |
US9005331B2 (en) | 2004-12-22 | 2015-04-14 | Brookhaven Science Associates, Llc | Platinum-coated non-noble metal-noble metal core-shell electrocatalysts |
US20070031722A1 (en) * | 2004-12-22 | 2007-02-08 | Radoslav Adzic | Electrocatalysts having platinum monolayers on palladium, palladium alloy, and gold alloy nanoparticle cores, and uses thereof |
US20060264319A1 (en) * | 2005-03-09 | 2006-11-23 | Samsung Sdi Co., Ltd. | Method of preparing electrochemical catalyst for proton exchange membrane fuel cell |
US20060258527A1 (en) * | 2005-03-09 | 2006-11-16 | Samsung Sdi Co., Ltd. | Carbon monoxide tolerant electrochemical catalyst for proton exchange membrane fuel cell and method of preparing the same |
US20100086831A1 (en) * | 2006-07-27 | 2010-04-08 | Johnson Matthey Public Limited Company | Catalyst |
US8071503B2 (en) | 2006-07-27 | 2011-12-06 | Johnson Matthey Public Limited Company | Catalyst |
TWI415676B (en) * | 2006-07-27 | 2013-11-21 | Johnson Matthey Fuel Cells Ltd | Catalyst |
US7825057B2 (en) * | 2007-06-26 | 2010-11-02 | Hyundai Motor Company | Method for preparing the mixed electrode catalyst materials for a PEM fuel cell |
US20090005237A1 (en) * | 2007-06-26 | 2009-01-01 | Hyundai Motor Company | Method for preparing the mixed electrode catalyst materials for a PEM fuel cell |
US20090117437A1 (en) * | 2007-11-02 | 2009-05-07 | Tsinghua University | Membrane electrode assembly and method for making the same |
CN101670286B (en) * | 2008-09-12 | 2012-03-21 | 北京大学 | Supported transition metal or transition metal alloy nanocluster catalyst and preparation method and application thereof |
US9687818B2 (en) * | 2009-08-05 | 2017-06-27 | Basf Corporation | Preparation of diesel oxidation catalyst via deposition of colloidal nanoparticles |
US20140044627A1 (en) * | 2009-08-05 | 2014-02-13 | Basf Corporation | Preparation of Diesel Oxidation Catalyst Via Deposition of Colloidal Nanoparticles |
US8080495B2 (en) * | 2010-04-01 | 2011-12-20 | Cabot Corporation | Diesel oxidation catalysts |
US9334575B2 (en) * | 2012-05-03 | 2016-05-10 | Los Alamos National Security, Llc | Catalytic oxidation of dimethyl ether |
US20130292260A1 (en) * | 2012-05-03 | 2013-11-07 | Los Alamos National Security, Llc | Catalytic Oxidation of Dimethyl Ether |
US11192091B2 (en) * | 2019-03-22 | 2021-12-07 | The Hong Kong University Of Science And Technology | Palladium-ruthenium alloys for electrolyzers |
Also Published As
Publication number | Publication date |
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EP0557673A1 (en) | 1993-09-01 |
JPH04141233A (en) | 1992-05-14 |
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